printf(" __HAL_RCC_WWDG_CLK_ENABLE \r\n");
if(filter_cnt1 < 100)
{
filter_cnt1 ++;
}
else
{
__HAL_RCC_WWDG_CLK_DISABLE(); //关闭看门狗
while(1)
{
filter_cnt1 = 0;
printf(" WWDG_CLK_DISABL \r\n");
HAL_Delay(5000);
__HAL_RCC_WWDG_CLK_ENABLE(); //打开看门狗
}
}